Categories: Trojan

What is “MSIL/TrojanDownloader.Small.BYF”?

The MSIL/TrojanDownloader.Small.BYF is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What MSIL/TrojanDownloader.Small.BYF virus can do?

Dynamic (imported) function loading detected
Authenticode signature is invalid
Anomalous .NET characteristics

How to determine MSIL/TrojanDownloader.Small.BYF?


File Info:
name: 9D85A768E0C4BBCCF349.mlwpath: /opt/CAPEv2/storage/binaries/e1ce95956fb734de95860e8845b8c94db02d0fd48100d8224e1cae2e4ae5f32acrc32: 0D8CB4D6md5: 9d85a768e0c4bbccf3496dd3014e9c8asha1: bbd039bdca6a3cb9a3fed729c476da41ae925211sha256: e1ce95956fb734de95860e8845b8c94db02d0fd48100d8224e1cae2e4ae5f32asha512: b934709c67386969da9b116ee89cd697f24bba8807b26bebc50bb97ad6e69e146731eebd516e5e116e87a4690abbf322b41932d8410e1662a61157f34c4953aessdeep: 192:RxQG6kG+IYDMN11v7x5aQ9y38LH2N7VeRocDT:RyG6kG7R5aQ98RVemcDtype: PE32 executable (GUI) Intel 80386, for MS Windowstlsh: T15022B70176648666F27A0B7EC4FBB2547376FB12EF129B0D6C8D620D48537E04E039EAsha3_384: 535058b7b44a16c04c9e23a9fd78a2e275d580e3fc2a959a09f517501a7cc4e5ba962529e6574fbaa73b86cb9b07c995ep_bytes: ff250020400000000000000000000000timestamp: 2020-11-12 20:02:33
Version Info:
Translation: 0x0000 0x04b0Comments: ?(_.^?`.`*!.&@[_^,=?CompanyName: .,;<_@~^..;*~~^.`^[$FileDescription: **!~`@,<;,-*!$`.;[.`FileVersion: 0.0.0.0InternalName: 989978969679679.exeLegalCopyright: ;@_*-;`.$^<;*.^_.@.@LegalTrademarks: ;@__$;@-:!^^,~.`_%_^OriginalFilename: 989978969679679.exeProductName: ,<*%$.!.*.,~;-`,.^*-ProductVersion: 0.0.0.0Assembly Version: 0.0.0.0

MSIL/TrojanDownloader.Small.BYF also known as:

Lionic	Trojan.Win32.Malicious.4!c
Elastic	malicious (high confidence)
Cynet	Malicious (score: 99)
FireEye	Generic.mg.9d85a768e0c4bbcc
McAfee	Artemis!9D85A768E0C4
Cylance	Unsafe
VIPRE	Trojan.Win32.Generic!BT
Sangfor	Backdoor.Win32.Bladabindi.ml
K7AntiVirus	Trojan-Downloader ( 0054ef8d1 )
Alibaba	Trojan:MSIL/Startun.1cbbac89
K7GW	Trojan-Downloader ( 0054ef8d1 )
Cybereason	malicious.8e0c4b
Symantec	Trojan.Gen.MBT
ESET-NOD32	a variant of MSIL/TrojanDownloader.Small.BYF
APEX	Malicious
Paloalto	generic.ml
Kaspersky	HEUR:Trojan.MSIL.Startun.gen
BitDefender	Trojan.GenericKD.44516877
NANO-Antivirus	Trojan.Win32.Startun.icaahs
MicroWorld-eScan	Trojan.GenericKD.44516877
Avast	Win32:MalwareX-gen [Trj]
Tencent	Msil.Trojan.Startun.Hwmn
Ad-Aware	Trojan.GenericKD.44516877
Emsisoft	Trojan.GenericKD.44516877 (B)
DrWeb	Trojan.DownLoader35.33560
McAfee-GW-Edition	Artemis!Trojan
Sophos	Mal/Generic-S
SentinelOne	Static AI – Malicious PE
GData	Trojan.GenericKD.44516877
Jiangmin	Trojan.MSIL.tgnd
Avira	TR/Downloader.Gen8
MAX	malware (ai score=81)
Arcabit	Trojan.Generic.D2A7460D
ZoneAlarm	HEUR:Trojan.MSIL.Startun.gen
Microsoft	Trojan:Win32/Wacatac.B!ml
BitDefenderTheta	Gen:NN.ZemsilF.34212.am0@aOImeod
ALYac	Trojan.GenericKD.44516877
VBA32	TScope.Trojan.MSIL
Malwarebytes	Generic.Malware/Suspicious
Rising	Trojan.Generic/MSIL@AI.100 (RDM.MSIL:gfKjJJepEjLbsth+VgsT+g)
eGambit	Unsafe.AI_Score_98%
Fortinet	MSIL/Small.BYF!tr.dldr
AVG	Win32:MalwareX-gen [Trj]
Panda	Trj/GdSda.A
CrowdStrike	win/malicious_confidence_100% (W)